Lizzie Borden High's class of '72 are going through the motions at their tenth-year reunion, until deranged alum Walter Baylor, driven insane by a sadistic senior-year prank, escapes from the mental institution and crashes the party. When guests start getting bumped off, the other alumni, including snooty yacht salesman Bob Spinnaker, class tease Bunny Packard, and class zero Gary Nash, spring into action to uncover the culprit.

Lenny Brown moves to California to find his fortune in tax shelter investments. When the federal government changes the tax laws, poor Lenny finds himself $700,000 in hock with nowhere to turn. His friend, Joel, introduces him to cocaine to give Lenny that needed "boost". What ensues next is a descent into drug addiction and insanity as Lenny tries to regain control of his life, all the while needing that extra "boost".

Otherworldly creatures inhabit the bootlegging tunnels underneath a small town mining community, and they kill any of the townsfolk who invade their home.